{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-21736", "assignerOrgId": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "state": "PUBLISHED", "assignerShortName": "imaginationtech", "dateReserved": "2026-01-05T11:57:27.258Z", "datePublished": "2026-03-09T12:23:38.659Z", "dateUpdated": "2026-03-09T12:23:38.659Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "shortName": "imaginationtech", "dateUpdated": "2026-03-09T12:23:38.659Z"}, "title": "GPU DDK - Insufficient permission check in PhysmemWrapExtMem() when write attribute support enabled", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-280", "description": "CWE-280: Improper Handling of Insufficient Permissions or Privileges", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-679", "descriptions": [{"lang": "en", "value": "CAPEC-679: Exploitation of Improperly Configured or Implemented Memory Protections"}]}], "affected": [{"vendor": "Imagination Technologies", "product": "Graphics DDK", "platforms": ["Linux", "Android"], "versions": [{"status": "affected", "version": "1.17 RTM", "versionType": "custom"}, {"status": "affected", "version": "1.18 RTM", "versionType": "custom"}, {"status": "affected", "version": "23.2 RTM", "versionType": "custom"}, {"status": "affected", "version": "24.1 RTM", "lessThanOrEqual": "25.1 RTM", "versionType": "custom"}, {"status": "unaffected", "version": "25.2 RTM", "lessThanOrEqual": "25.3 RTM", "versionType": "custom"}, {"status": "unaffected", "version": "26.1 RTM", "versionType": "custom"}], "defaultStatus": "unknown"}], "descriptions": [{"lang": "en", "value": "Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory.\n\nThis is caused by improper handling of the memory\u00a0protections\u00a0for the user-mode wrapped memory resource.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory.</p><p>This is caused by improper handling of the memory&nbsp;protections&nbsp;for the user-mode wrapped memory resource.</p>"}]}], "references": [{"url": "https://www.imaginationtech.com/gpu-driver-vulnerabilities/"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory.\n\nThis is caused by improper handling of the memory\u00a0protections\u00a0for the user-mode wrapped memory resource."}], "id": "CVE-2026-21736", "lastModified": "2026-03-09T13:35:07.393", "metrics": {}, "published": "2026-03-09T13:15:56.120", "references": [{"source": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "url": "https://www.imaginationtech.com/gpu-driver-vulnerabilities/"}], "sourceIdentifier": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-280"}], "source": "367425dc-4d06-4041-9650-c2dc6aaa27ce", "type": "Secondary"}]}

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